689666670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:725

約数の個数: 256

約数和(自身を含む): 2343168000

約数和(自身を除く): 1653501330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 49, 54, 55, 63, 66, 70, 77, 90, 98, 99, 105, 110, 126, 135, 147, 154, 165, 189, 198, 210, 231, 245, 270, 294, 297, 315, 330, 343, 378, 385, 441, 462, 490, 495, 539, 594, 630, 677, 686, 693, 735, 770, 882, 945, 990, 1029, 1078, 1155, 1323, 1354, 1386, 1470, 1485, 1617, 1715, 1890, 2031, 2058, 2079, 2205, 2310, 2646, 2695, 2970, 3087, 3234, 3385, 3430, 3465, 3773, 4062, 4158, 4410, 4739, 4851, 5145, 5390, 6093, 6174, 6615, 6770, 6930, 7447, 7546, 8085, 9261, 9478, 9702, 10155, 10290, 10395, 11319, 12186, 13230, 14217, 14553, 14894, 15435, 16170, 18279, 18522, 18865, 20310, 20790, 22341, 22638, 23695, 24255, 28434, 29106, 30465, 30870, 33173, 33957, 36558, 37235, 37730, 42651, 44682, 46305, 47390, 48510, 52129, 56595, 60930, 66346, 67023, 67914, 71085, 72765, 74470, 85302, 91395, 92610, 99519, 101871, 104258, 111705, 113190, 127953, 134046, 142170, 145530, 156387, 165865, 169785, 182790, 199038, 201069, 203742, 213255, 223410, 232211, 255906, 260645, 298557, 312774, 331730, 335115, 339570, 364903, 402138, 426510, 464422, 469161, 497595, 509355, 521290, 597114, 639765, 670230, 696633, 729806, 781935, 895671, 938322, 995190, 1005345, 1018710, 1094709, 1161055, 1279530, 1393266, 1407483, 1492785, 1563870, 1791342, 1824515, 2010690, 2089899, 2189418, 2322110, 2345805, 2554321, 2814966, 2985570, 3284127, 3483165, 3649030, 4179798, 4478355, 4691610, 5108642, 5473545, 6269697, 6568254, 6966330, 7037415, 7662963, 8956710, 9852381, 10449495, 10947090, 12539394, 12771605, 14074830, 15325926, 16420635, 19704762, 20898990, 22988889, 25543210, 31348485, 32841270, 38314815, 45977778, 49261905, 62696970, 68966667, 76629630, 98523810, 114944445, 137933334, 229888890, 344833335, 689666670]

約数ペア:

[(1, 689666670), (2, 344833335), (3, 229888890), (5, 137933334), (6, 114944445), (7, 98523810), (9, 76629630), (10, 68966667), (11, 62696970), (14, 49261905), (15, 45977778), (18, 38314815), (21, 32841270), (22, 31348485), (27, 25543210), (30, 22988889), (33, 20898990), (35, 19704762), (42, 16420635), (45, 15325926), (49, 14074830), (54, 12771605), (55, 12539394), (63, 10947090), (66, 10449495), (70, 9852381), (77, 8956710), (90, 7662963), (98, 7037415), (99, 6966330), (105, 6568254), (110, 6269697), (126, 5473545), (135, 5108642), (147, 4691610), (154, 4478355), (165, 4179798), (189, 3649030), (198, 3483165), (210, 3284127), (231, 2985570), (245, 2814966), (270, 2554321), (294, 2345805), (297, 2322110), (315, 2189418), (330, 2089899), (343, 2010690), (378, 1824515), (385, 1791342), (441, 1563870), (462, 1492785), (490, 1407483), (495, 1393266), (539, 1279530), (594, 1161055), (630, 1094709), (677, 1018710), (686, 1005345), (693, 995190), (735, 938322), (770, 895671), (882, 781935), (945, 729806), (990, 696633), (1029, 670230), (1078, 639765), (1155, 597114), (1323, 521290), (1354, 509355), (1386, 497595), (1470, 469161), (1485, 464422), (1617, 426510), (1715, 402138), (1890, 364903), (2031, 339570), (2058, 335115), (2079, 331730), (2205, 312774), (2310, 298557), (2646, 260645), (2695, 255906), (2970, 232211), (3087, 223410), (3234, 213255), (3385, 203742), (3430, 201069), (3465, 199038), (3773, 182790), (4062, 169785), (4158, 165865), (4410, 156387), (4739, 145530), (4851, 142170), (5145, 134046), (5390, 127953), (6093, 113190), (6174, 111705), (6615, 104258), (6770, 101871), (6930, 99519), (7447, 92610), (7546, 91395), (8085, 85302), (9261, 74470), (9478, 72765), (9702, 71085), (10155, 67914), (10290, 67023), (10395, 66346), (11319, 60930), (12186, 56595), (13230, 52129), (14217, 48510), (14553, 47390), (14894, 46305), (15435, 44682), (16170, 42651), (18279, 37730), (18522, 37235), (18865, 36558), (20310, 33957), (20790, 33173), (22341, 30870), (22638, 30465), (23695, 29106), (24255, 28434)]